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Merck
CN

W269130

2-Methylbutyraldehyde

natural, 98%

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About This Item

Linear Formula:
C2H5CH(CH3)CHO
CAS Number:
96-17-3
Molecular Weight:
86.13
Flavis number:
5.049
PubChem Substance ID:
329830518
UNSPSC Code:
12164502
FEMA Number:
2691
EC Number:
202-485-6
MDL number:
MFCD00006984
Beilstein/REAXYS Number:
1633540
Organoleptic:
chocolate; coffee
Grade:
natural
Food allergen:
no known allergens

Key Documents

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InChI

1S/C5H10O/c1-3-5(2)4-6/h4-5H,3H2,1-2H3

SMILES string

[H]C(=O)C(C)CC

InChI key

BYGQBDHUGHBGMD-UHFFFAOYSA-N

grade

natural

assay

98%

refractive index

n20/D 1.3919 (lit.), n20/D 1.392

bp

90-92 °C (lit.)

density

0.806 g/mL at 20 °C, 0.804 g/mL at 25 °C (lit.)

application(s)

flavors and fragrances

documentation

see Safety & Documentation for available documents

food allergen

no known allergens

organoleptic

chocolate; coffee

Quality Level

300

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signalword

Danger

Hazard Classifications

Aquatic Chronic 2 - Eye Irrit. 2 - Flam. Liq. 2 - Skin Sens. 1 - STOT SE 3

target_organs

Respiratory system

Storage Class

3 - Flammable liquids

wgk

WGK 2

flash_point_f

23.0 °F

flash_point_c

-5 °C

Regulatory Information

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Certificates of Analysis (COA)

Lot/Batch Number
MKBP6758

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David J S Patinha et al.
Polymers, 12(9) (2020-08-28)
In this contribution, thin poly(ionic liquid) (PIL) coatings with a well-defined pore structure built up from interpolyelectrolyte complexation between a PIL and poly(acrylic acid) (PAA) were successfully used for enhanced solid phase microextraction (SPME). The introduction of porosity with tunable
Yunzi Feng et al.
Food chemistry, 187, 44-52 (2015-05-16)
Aroma extract dilution analysis (AEDA) is widely used for the screening of aroma-active compounds in gas chromatography-olfactometry (GC-O). In this study, three aroma dilution methods, (I) using different test sample volumes, (II) diluting samples, and (III) adjusting the GC injector
C Zscheppank et al.
Analytical and bioanalytical chemistry, 406(26), 6617-6628 (2014-08-26)
A new method for the growth-dependent headspace analysis of bacterial cultures by needle trap (NT)-gas chromatography-mass spectrometry (GC-MS) was established. NTs were used for the first time as enrichment technique for volatile organic compounds (VOCs) in the headspace of laboratory
Paweł Mochalski et al.
Cell biochemistry and biophysics, 71(1), 323-329 (2014-08-16)
Gas chromatography with mass spectrometric detection combined with head-space needle trap extraction as the pre-concentration technique was applied to identify and quantify volatile organic compounds released or metabolised by human umbilical vein endothelial cells. Amongst the consumed species there were

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